Add support for arm64 on linux

.github/workflows/release_build.yml

@@ -179,3 +179,32 @@ jobs:
           tag: ${{ github.ref }}
           asset_name: choosenim-${{ env.VERSION }}_macosx_arm
           file: ${{ runner.workspace }}/choosenim/bin/choosenim
+
+  build-linux_arm64:
+    runs-on: [runs-on, runner=2cpu-linux-arm64, "run-id=${{ github.run_id }}"]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: jiro4989/setup-nim-action@v2
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build binary
+        run: |
+          git config --global --add safe.directory /__w/choosenim/choosenim
+          nimble install -y
+          nimble build -d:release -d:staticBuild
+          ls bin/*
+
+      - name: Write release version
+        run: |
+          VERSION=${GITHUB_REF_NAME#v}
+          echo Version: $VERSION
+          echo "VERSION=$VERSION" >> $GITHUB_ENV
+
+      - name: Upload binaries to release/tag
+        uses: svenstaro/upload-release-action@v2
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          overwrite: true
+          tag: ${{ github.ref }}
+          asset_name: choosenim-${{ env.VERSION }}_linux_arm64
+          file: ${{ runner.workspace }}/choosenim/bin/choosenim

scripts/choosenim-unix-init.sh

@@ -40,7 +40,7 @@ install() {
   local ext=""
 
   case $platform in
-    *macosx_amd64* | *macosx_arm* | *linux_amd64* )
+    *macosx_amd64* | *macosx_arm* | *linux_amd64* | *linux_arm64* )
       ;;
     *windows_amd64* )
       # Download ZIP for Windows